text: #import <UIKit/UIKit.h>
  
  @interface BTWebViewController : UIViewController
  
  - (instancetype)initWithRequest:(NSURLRequest *)request NS_DESIGNATED_INITIALIZER;
  
  #pragma mark Override Points for Subclasses
  
  - (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType __attribute__((objc_requires_super));
  - (void)webViewDidStartLoad:(UIWebView *)webView __attribute__((objc_requires_super));
  - (void)webViewDidFinishLoad:(UIWebView *)webView __attribute__((objc_requires_super));
  - (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error;
  
  @end
  